Group 1 - The stock price of Huitai Medical closed at 287.92 yuan on August 18, 2025, down by 9.50 yuan, a decrease of 3.19% from the previous trading day [1] - The opening price was 298.50 yuan, with a highest point of 298.97 yuan and a lowest point of 286.13 yuan, with a trading volume of 17,098 hands and a transaction amount of 495 million yuan [1] - Huitai Medical specializes in the research, development, production, and sales of cardiovascular interventional and electrophysiological medical devices, covering vascular interventional, electrophysiological, and peripheral interventional equipment [1] Group 2 - The company is part of the medical device industry and is one of the stocks on the Sci-Tech Innovation Board priced over 100 yuan [1] - The current total market capitalization of Huitai Medical is 40.601 billion yuan [1] - On the same day, the net inflow of main funds into Huitai Medical was 32.1104 million yuan, with a cumulative net inflow of 87.6305 million yuan over the past five days [2]